Patents by Inventor Eric Maziers
Eric Maziers has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10550251Abstract: The present invention relates to a rotomolded article, comprising at least one metallocene-catalyzed polyethylene resin comprising at least two metallocene-catalyzed polyethylene fractions A and B, wherein the polyethylene resin comprises: at least 25% to at most 55% by weight of polyethylene fraction A based on the total weight of the polyethylene resin, wherein fraction A has a melt index MI2 of at least 25.0 g/10 min as determined according to ISO 1133, condition D, at 190° C. and under a load of 2.16 kg, and a density at least 0.005 g/cm3 higher than the density of the polyethylene resin; and wherein the polyethylene resin has a density of at least 0.938 g/cm3 to at most 0.950 g/cm3 as measured according to ASTM D-1505 at 23° C.; a melt index MI2 of at least 1.0 g/10 min to at most 25.0 g/10 min as determined according to ISO 1133, condition D, at 190° C. and under a load of 2.16 kg. The present invention also relates to a process for preparing said rotomolded article.Type: GrantFiled: November 10, 2015Date of Patent: February 4, 2020Assignee: Total Research & Technology FeluyInventors: Aurélien Vantomme, Eric Maziers, Christopher Willocq
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Patent number: 10538651Abstract: The present invention relates to a rotomolded article, comprising at least one layer, wherein said at least one layer comprising comprises at least one metallocene-catalyzed polyethylene resin comprising at least two metallocene-catalyzed polyethylene fractions A and B; and at least one ionomer; wherein the polyethylene resin comprises: at least 25% to at most 55% by weight of polyethylene fraction A based on the total weight of the polyethylene resin, wherein fraction A has a density at least 0.005 g/cm3 higher than the density of the polyethylene resin; and wherein the polyethylene resin has a density of at least 0.930 g/cm3 to at most 0.954 g/cm3 as measured according to ASTM D-1505 at 23° C.; a melt index MI2 of at least 1.0 g/10 min to at most 25.0 g/10 min as determined according to ISO 1133, condition D, at 190° C. and under a load of 2.16 kg. The present invention also relates to a process for preparing said rotomolded article.Type: GrantFiled: November 10, 2015Date of Patent: January 21, 2020Assignee: TOTAL RESEARCH & TECHNOLOGY FELUYInventors: Aurélien Vantomme, Eric Maziers, Christopher Willocq
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Patent number: 10336892Abstract: The present invention relates to a metallocene-catalyzed polyethylene resin comprising at least two metallocene-catalyzed polyethylene fractions A and B, wherein the polyethylene resin comprises: at least 25% to at most 55% by weight of polyethylene fraction A based on the total weight of the polyethylene resin, wherein fraction A has a density at least 0.005 g/cm3 higher than the density of the polyethylene resin; and a melt index MI2 of at least 25.0 g/10 min as determined according to ISO 1133, condition D, at 190° C. and under a load of 2.16 kg; and wherein the polyethylene resin has a density of at least 0.938 g/cm3 to at most 0.954 g/cm3 as measured according to ASTM D-1505 at 23° C.; a melt index MI2 of at least 2.5 g/10 min to at most 25.0 g/10 min as determined according to ISO 1133, condition D, at 190° C. and under a load of 2.16 kg and a molecular weight distribution Mw/Mn of at least 2.6 to at most 4.Type: GrantFiled: November 10, 2015Date of Patent: July 2, 2019Assignee: TOTAL RESEARCH & TECHNOLOGY FELUYInventors: Aurélien Vantomme, Eric Maziers, Christopher Willocq
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Patent number: 10265924Abstract: Disclosed herein are an article and a method for preparing the article. The article comprises at least one layer A comprising fibers embedded in a composition comprising at least one vinyl ester resin; and a layer B comprising from 40 to 100% by weight relative to the total weight of said layer B of at least one thermoplastic polyester; from 0 to 60% by weight relative to the total weight of said layer B of a polyolefin composition; said composition comprising at least one polyolefin; and from 0 to 20% by weight relative to the total weight of said layer B of at least one additive selected from compatibilizing agent and/or impact modifier. Layer B may comprise a blow-molded layer, an injected-molded layer, an extruded-thermoformed layer, a sheet-extruded layer, a pipe-extruded layer, and an injection stretch blow-molded layer. Layer A may be in contact with layer B.Type: GrantFiled: September 11, 2015Date of Patent: April 23, 2019Assignees: TOTAL RESEARCH & TECHNOLOGY FELUY, POLYNT COMPOSITES FRANCEInventors: Eric Maziers, Thierry Foussard, Geoffrey Devis
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Patent number: 10208191Abstract: A rotomolded article can have one or more layers, including a layer A. The layer A can have from 50 to 99.4 wt % of a polyolefin, from 0.5 to 50 wt % of a polyester, and from 0.1 to 20 wt % of a co- or ter-polymer. The co- or ter-polymer can have 50 to 99.9 wt % of an ethylene or a styrene monomer, 0.1 to 50 wt % of an unsaturated anhydride-containing monomer, epoxide-containing monomer or carboxylic acid-containing monomer, and 0 to 50 wt % (meth)acrylic ester monomer.Type: GrantFiled: September 7, 2012Date of Patent: February 19, 2019Assignee: Total Research & Technology FeluyInventor: Eric Maziers
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Patent number: 9987810Abstract: The present invention discloses a single layer rotomolded article prepared from a blend of polyethylene, functionalized polyolefin and one or more resins selected from polyetherester or saturated polyester or polycarbonate or polyamide.Type: GrantFiled: February 24, 2014Date of Patent: June 5, 2018Assignee: TOTAL RESEARCH & TECHNOLOGY FELUYInventor: Eric Maziers
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Patent number: 9962911Abstract: A multilayer article prepared by rotational moulding can include a layer A that is a polyolefin (PO) based layer prepared from PO and a functionalised polyolefin (FPO), or a PO grafter to a non-polyolefin (NPO) in the form of a block copolymer (PO-g-NPO). A layer B can be a PO that is dissimilar from layer A, an NPO, a mixture thereof, and optionally an FPO or a PO-g-NPO. A layer C can be dissimilar from layer A and similar to or dissimilar from layer B. Layer C can be adjacent to layer A and/or layer B, can have good adhesion to layer A and/or layer B, and is not a blend of layer A and layer B. A method of preparing the multilayer article can include rotational moulding.Type: GrantFiled: April 27, 2012Date of Patent: May 8, 2018Assignee: Total Research & Technology FeluyInventors: Eric Maziers, Gregory O'Brien, Bruce Clay
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Patent number: 9919491Abstract: Multilayer articles having reinforced structural properties are prepared by rotational molding of external and internal skin layers prepared from polyethylene resin and an intermediate layer prepared from foamed polyethylene. The composition of the external layer is fed as a dry blend into a mold, and the mold is placed in a pre-heated oven and rotated. The composition of the intermediate layer is fed as a dry blend into the mold, and the mold is placed in a pre-heated oven and rotated. The composition of the internal layer is fed as a dry blend into the mold, and the mold is placed in a pre-heated oven and rotated.Type: GrantFiled: February 3, 2015Date of Patent: March 20, 2018Assignee: TOTAL RESEARCH & TECHNOLOGY FELUYInventor: Eric Maziers
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Patent number: 9862165Abstract: An at least two layer rotomolded article can include a layer A and a layer B. Layer A can include an aliphatic polyester selected from polyhydroxyalkanoate, poly(lactic acid), polycaprolactone, copolyesters and polyesteramides. Layer A can include a polyolefin. Layer A can include a co- or ter-polymer that includes ethylene or styrene monomer, an unsaturated anhydride-containing monomer, epoxide-containing monomer, or carboxylic acid-containing monomer, and a (meth)acrylic ester monomer. Layer B can include a polyolefin and a polyester. Layer B can include a co- or ter-polymer that includes an ethylene or a styrene monomer, an unsaturated anhydride-containing monomer, epoxide-containing monomer, or carboxylic acid-containing monomer, and a (meth)acrylic ester monomer.Type: GrantFiled: September 7, 2012Date of Patent: January 9, 2018Assignee: TOTAL RESEARCH & TECHNOLOGY FELUYInventor: Eric Maziers
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Patent number: 9862169Abstract: A rotomolded article having one or more layers includes a layer A. The layer A includes from 50 to 99.4 wt % of a polyolefin; from 0.5 to 50 wt % of a polyester; from 0.1 to 20 wt % of a co- or ter-polymer; and from 0.1 to 20 wt % of an ionomer.Type: GrantFiled: March 4, 2014Date of Patent: January 9, 2018Assignee: TOTAL RESEARCH & TECHNOLOGY FELUYInventor: Eric Maziers
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Patent number: 9849612Abstract: The present invention relates to a method for manufacturing polylactide-based articles by rotational molding and also to the articles obtained by the method.Type: GrantFiled: October 5, 2011Date of Patent: December 26, 2017Assignee: Futerro S.A.Inventors: Eric Maziers, Thierry Coupin
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Publication number: 20170334178Abstract: The present invention relates to rotomoulded articles. More particularly, the present invention provides a rotomoulded article comprising: (i) at least one layer A comprising fibers embedded in a polymer resin; and (ii) at least one layer B comprising from 40 to 100 wt % of an aliphatic polyester. The present invention further provides methods for the manufacture of such articles.Type: ApplicationFiled: May 8, 2017Publication date: November 23, 2017Inventor: Eric Maziers
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Patent number: 9815228Abstract: The present invention discloses the use of a dry blend comprising a polyethylene resin and a functionalized polyolefin or ionomer in a composition with a thermoplastic resin in order to produce a layer that provides adhesion, fire resistance and low permeation rate in a multi layer rotomolded article.Type: GrantFiled: June 21, 2006Date of Patent: November 14, 2017Assignee: Total Research & Technology FeluyInventor: Eric Maziers
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Publication number: 20170321046Abstract: The present invention relates to a rotomolded article, comprising at least one metallocene-catalyzed polyethylene resin comprising at least two metallocene-catalyzed polyethylene fractions A and B, wherein the polyethylene resin comprises: at least 25% to at most 55% by weight of polyethylene fraction A based on the total weight of the polyethylene resin, wherein fraction A has a melt index MI2 of at least 25.0 g/10 min as determined according to ISO 1133, condition D, at 190° C. and under a load of 2.16 kg, and a density at least 0.005 g/cm3 higher than the density of the polyethylene resin; and wherein the polyethylene resin has a density of at least 0.938 g/cm3 to at most 0.950 g/cm3 as measured according to ASTM D-1505 at 23° C.; a melt index MI2 of at least 1.0 g/10 min to at most 25.0 g/10 min as determined according to ISO 1133, condition D, at 190° C. and under a load of 2.16 kg. The present invention also relates to a process for preparing said rotomolded article.Type: ApplicationFiled: November 10, 2015Publication date: November 9, 2017Applicant: Total Research & Technology FeluyInventors: Aurélien Vantomme, Eric Maziers, Christopher Willocq
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Publication number: 20170321047Abstract: The present invention relates to a metallocene-catalyzed polyethylene resin comprising at least two metallocene-catalyzed polyethylene fractions A and B, wherein the polyethylene resin comprises: at least 25% to at most 55% by weight of polyethylene fraction A based on the total weight of the polyethylene resin, wherein fraction A has a density at least 0.005 g/cm3 higher than the density of the polyethylene resin; and a melt index MI2 of at least 25.0 g/10 min as determined according to ISO 1133, condition D, at 190° C. and under a load of 2.16 kg; and wherein the polyethylene resin has a density of at least 0.938 g/cm3 to at most 0.954 g/cm3 as measured according to ASTM D-1505 at 23° C.; a melt index MI2 of at least 2.5 g/10 min to at most 25.0 g/10 min as determined according to ISO 1133, condition D, at 190° C. and under a load of 2.16 kg and a molecular weight distribution Mw/Mn of at least 2.6 to at most 4.Type: ApplicationFiled: November 10, 2015Publication date: November 9, 2017Inventors: Aurélien Vantomme, Eric Maziers, Christopher Willocq
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Publication number: 20170313863Abstract: The present invention relates to a rotomolded article, comprising at least one layer, wherein said at least one layer comprising comprises at least one metallocene-catalyzed polyethylene resin comprising at least two metallocene-catalyzed polyethylene fractions A and B; and at least one ionomer; wherein the polyethylene resin comprises: at least 25% to at most 55% by weight of polyethylene fraction A based on the total weight of the polyethylene resin, wherein fraction A has a density at least 0.005 g/cm3 higher than the density of the polyethylene resin; and wherein the polyethylene resin has a density of at least 0.930 g/cm3 to at most 0.954 g/cm3 as measured according to ASTM D-1505 at 23° C.; a melt index MI2 of at least 1.0 g/10 min to at most 25.0 g/10 min as determined according to ISO 1133, condition D, at 190° C. and under a load of 2.16 kg. The present invention also relates to a process for preparing said rotomolded article.Type: ApplicationFiled: November 10, 2015Publication date: November 2, 2017Inventors: Aurélien Vantomme, Eric Maziers, Christopher Willocq
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Publication number: 20170259523Abstract: The present invention relates to rotomoulded articles and method for preparing said articles, said articles comprising: (i) at least one layer A comprising fibers embedded in a composition comprising at least one vinyl ester resin; and (ii) at least one layer B comprising: from 40 to 100%, preferably from 75 to 100%, by weight relative to the total weight of said layer B of at least one thermoplastic polyester; from 0 to 60% by weight relative to the total weight of said layer B of a polyolefin composition; said composition comprising at least one polyolefin, preferably said at least one polyolefin is polyethylene; and from 0 to 20% by weight relative to the total weight of said layer B of at least one additive selected from compatibilizing agent and/or impact modifier; wherein at least one layer A is contacting one layer B.Type: ApplicationFiled: September 11, 2015Publication date: September 14, 2017Inventors: Eric Maziers, Thierry Foussard, Geoffrey Devis
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Publication number: 20170253002Abstract: The present invention relates to an article and to method for preparing said article, said article comprising (i) at least one layer A comprising fibers embedded in a composition comprising at least one vinyl ester resin; and (ii) a layer B comprising: from 40 to 100%, preferably from 75 to 100% by weight relative to the total weight of said layer B of at least one thermoplastic polyester; from 0 to 60% by weight relative to the total weight of said layer B of a polyolefin composition; said composition comprising at least one polyolefin, preferably said at least one polyolefin is polyethylene; and from 0 to 20% by weight relative to the total weight of said layer B of at least one additive selected from compatibilizing agent and/or impact modifier; wherein said layer B is selected from the group comprising a blow moulded layer, an injected moulded layer, an extruded-thermoformed layer, a sheet extruded layer, a pipe extruded layer, and an injection stretch-blow moulded layer, and wherein at least one layer AType: ApplicationFiled: September 11, 2015Publication date: September 7, 2017Inventors: Eric Maziers, Thierry Foussard, Geoffrey Devis
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Patent number: 9718090Abstract: Method for rotolining metallic hollow articles with metallocene-produced polyethylene.Type: GrantFiled: December 11, 2014Date of Patent: August 1, 2017Assignee: Total Research & Technology FeluyInventor: Eric Maziers
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Patent number: 9676170Abstract: A rotomolded article may include at least one layer A containing fibers embedded in a polymer resin. The rotomolded article may include at least one layer B containing from 40 to 100 wt % of an aliphatic polyester. Such rotomolded articles may be prepared by applying to at least a part of an interior wall of a mold the at least one layer A, adding to the mold a composition for the at least one layer B, and rotating and heating the mold.Type: GrantFiled: February 28, 2014Date of Patent: June 13, 2017Assignee: Total Research & Technology FeluyInventor: Eric Maziers